diff --git a/app/src/main/java/io/legado/app/ui/widget/recycler/DragSelectTouchHelper.java b/app/src/main/java/io/legado/app/ui/widget/recycler/DragSelectTouchHelper.kt
similarity index 100%
rename from app/src/main/java/io/legado/app/ui/widget/recycler/DragSelectTouchHelper.java
rename to app/src/main/java/io/legado/app/ui/widget/recycler/DragSelectTouchHelper.kt